Evolutionary BiologyOxford University Press, Incorporated, 1979 - 565 pagine Futuyma (ecology and evolution, SUNY Stony Brook) covers such subject areas as phylogeny, paleobiology, genetic mechanisms of change and speciation, character evolution, the theory of processes and macroevolution, and new molecular perspectives. Numerous line drawings, charts, diagrams, and maps are provided. Annotation copyrighted by Book News, Inc., Portland, OR |
Dall'interno del libro
Risultati 1-3 di 38
Pagina 39
... probability that a given gamete will receive one gene rather than the other is usually one - half . ( In a few cases one allele has a greater probability than another of being transmitted ; such cases are often called MEIOTIC DRIVE ...
... probability that a given gamete will receive one gene rather than the other is usually one - half . ( In a few cases one allele has a greater probability than another of being transmitted ; such cases are often called MEIOTIC DRIVE ...
Pagina 228
... probability of an AA × AA mating is D2 , the product of the probabilities that each mate has the genotype AA . Similarly the probability of a mating between AA and AA ' is ( D x H ) + ( H x D ) , or 2DH ( since there are two such ...
... probability of an AA × AA mating is D2 , the product of the probabilities that each mate has the genotype AA . Similarly the probability of a mating between AA and AA ' is ( D x H ) + ( H x D ) , or 2DH ( since there are two such ...
Pagina 265
... probability is 4 that the offspring will be A , A , and the same for AA , so f = 1⁄2 . 12 . If some matings in a population are consanguineous , the population has an inbreeding coefficient F , defined as the probability that an average ...
... probability is 4 that the offspring will be A , A , and the same for AA , so f = 1⁄2 . 12 . If some matings in a population are consanguineous , the population has an inbreeding coefficient F , defined as the probability that an average ...
Sommario
A Synopsis of Evolutionary Theory | 19 |
Heredity and Development | 33 |
The Ecological Context of Evolutionary Change | 51 |
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AA AA adaptive advantageous alleles alterations ancestor animals appear arise associated average become behavior biological birds body bristle cause cent Chapter character characteristics chromosome common complex consists depends derived determined developmental differentiation direction Discuss distribution diversity dominant drift Drosophila ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary evolved example exist extinction factors Figure fitness fossil function gene flow gene frequency genetic genetic variation genotypes geographic greater growth heterozygotes higher highly human hybrid important increase individuals insects instances interactions isolated kinds less loci locus major males mating mean mechanisms mutation natural selection occur offspring organisms origin patterns phenotypic plants Pleistocene polymorphic population possible predators present probability produce recombination relative reproduction response sexual similar single speciation species structure theory tion variance vary